JAVA Exceptions Which keyword is used to explicitly throw an exception? try catch throw throwing try catch throw throwing ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What happen in case of multiple catch blocks? None of these The superclass exception must be caught first. The superclass exception cannot caught first. Either super or subclass can be caught first. None of these The superclass exception must be caught first. The superclass exception cannot caught first. Either super or subclass can be caught first. ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the result after the class Test execution?class A{ public void doA(){ B b = new B(); b.dobB(); System.out.print("doA"); }}class B{ public void dobB(){ C c = new C(); c.doC(); System.out.print("doB"); }}class C{ public void doC(){ if(true) throw new NullPointerException(); System.out.print("doC"); }}public class Test{ public static void main(String args[]){ try{ A a = new A(); a.doA(); }catch(Exception ex){ System.out.print("error"); } }} "doAdoBdoC" is printed "doBdoAerror" is printed nothing is printed "error" is printed "doCdoBdoA" is printed "doAdoBdoC" is printed "doBdoAerror" is printed nothing is printed "error" is printed "doCdoBdoA" is printed ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions try{ File f = new File("a.txt");}catch(Exception e){}catch(IOException io){}Is this code create new file name a.txt ? true false Compilation Error None of these true false Compilation Error None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the result if NullPointerException occurs at line 2?1. try{2. //some code goes here3. }4. catch(NullPointerException ne){5. System.out.print("1 ");6. }7. catch(RuntimeException re){8. System.out.print("2 ");9. }10. finally{11. System.out.print("3");12. } 1 3 1 3 2 3 1 2 3 1 3 1 3 2 3 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Given the code. What is the result when this program is executed?public class Test{ static int x[]; static{ x[0] = 1; } public static void main(String args[]){ }} StackOverflowException is thrown IllegalStateException is thrown None of these ExceptionInInitializerError is thrown ArrayIndexOutOfBoundsException is thrown StackOverflowException is thrown IllegalStateException is thrown None of these ExceptionInInitializerError is thrown ArrayIndexOutOfBoundsException is thrown ANSWER DOWNLOAD EXAMIANS APP